📐 Mathematics

The area of a circle with circumference 22 cm is:

A 38.5 cm²
B 44 cm²
C 77 cm²
D 154 cm²

✓ Correct Answer: Option A

C=2πr=22, r=7/2. A=πr²=22/7×49/4=38.5.

💡 Why is A) the correct answer?

The correct answer to the question "The area of a circle with circumference 22 cm is:" is Option A: 38.5 cm².

The other options — B) 44 cm², C) 77 cm², D) 154 cm² — are incorrect for this Mathematics question. As explained above: C=2πr=22, r=7/2. A=πr²=22/7×49/4=38.5.

📚 About This Mathematics Practice Question

This 2-level Mathematics question from the Geometry & Mensuration topic is part of One Paper Preparation's free exam preparation library. Each question includes the correct answer and a detailed explanation to help you understand the underlying concept, not just memorize the answer.

How to use this page: Read the question above, consider all four options (A through D), then check the highlighted correct answer and explanation. For active timed practice, start a free Mathematics practice test or use flashcards for spaced repetition review.

Related Mathematics Questions